Ballestero, D. (2003). Study of the Layer of Sediment in the San Juan River.
Citación estilo ChicagoBallestero, Daniel. Study of the Layer of Sediment in the San Juan River. 2003.
MLA引文Ballestero, Daniel. Study of the Layer of Sediment in the San Juan River. 2003.
警告：这些引文格式不一定是100％准确.